Results 91 to 100 of about 1,684,687 (171)

On some properties of k-circulant matrices with the generalized Pell-Padovan numbers

open access: yesJournal of Innovative Applied Mathematics and Computational Sciences
In this paper, we investigate the properties of the $k$-circulant matrix generated by the generalized Pell--Padovan numbers. We derive explicit formulas for the sum of entries, the maximum column sum norm ($\Vert \cdot \Vert _{1}$), the maximum row sum ...
Yüksel Soykan, Erkan Taşdemir
doaj   +1 more source

On k-circulant matrices (with geometric sequence)

open access: yes, 2016
Let k be a nonzero complex number. In this paper we show how the inverse of a nonsingular k-circulant matrix can be obtained. The method is used to determine the inverse of a nonsingular k-circulant matrix with geometric sequence.
Radičić, Biljana
core  

Explicit spectrum of a circulant-tridiagonal matrix with applications

open access: yes, 2019
We consider a circulant-tridiagonal matrix and compute its determinant by using generating function method. Then we explicitly determine its spectrum.
Emrah Kilic   +5 more
core   +1 more source

On the fundamental matrix of finite state markov chains with circulant transition matrix

open access: yes, 2010
For a finite state homogeneous Markov chain with circulant transition matrix an analytic method for finding the fundamentalmatrix is proposed. When the cardinality of state space is large, this approach allows exactly derive the entries of the ...
Гайдук, Антон Николаевич
core  

A note on superoptimal generalized circulant preconditioners

open access: yes, 2013
Circulant matrices can be effective preconditioners for linear systems of equations with a Toeplitz matrix. Several approaches to construct such preconditioners have been described in the literature.
NOSCHESE, Silvia   +2 more
core   +1 more source

RESOLUTION PROJECTION BASED ON CIRCULANT MATRIX WITH COMPRESSIVE SENSING

open access: yes, 2020
: The problem of resolution projection based on the approach of compression sensing is developed. For a fast and accurate processing of resolution projection compression sensing based coding is followed.
M Nagaraju Naik, Dr P Rajesh Kumar
core  

On MDS Property of g-Circulant Matrices [PDF]

open access: yes
Circulant Maximum Distance Separable (MDS) matrices have gained significant importance due to their applications in the diffusion layer of the AES block cipher. In $2013$, Gupta and Ray established that circulant involutory matrices of order greater than
Chatterjee, Tapas, Laha, Ayantika
core   +1 more source

On polynomial equations and circulant matrices

open access: yes, 2006
This thesis is an exposition of the article Polynomial Equations and Circulant Matrices by Dan Kalman and James E. White. It uses circulant matrices as an alternative way for solving polynomial equations of degree less than or equal to four.
Ramos, Robby Ricky A.
core  

Circulant type matrices with heavy tailed entries

open access: yes
We study the limiting spectral distribution for a class of circulant type random matrices with heavy tailed input sequence. Unlike the light tailed case where the limit is nonrandom, here the limit is a random probability distribution.
Bose, Arup   +3 more
core  

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